/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.dx.rop.cst;

/**
 * Constants which are literal 32-bit values of some sort.
 */
public abstract class CstLiteral32 extends CstLiteralBits {

	/** the value as {@code int} bits */
	private final int bits;

	/**
	 * Constructs an instance.
	 * 
	 * @param bits
	 *            the value as {@code int} bits
	 */
	/* package */CstLiteral32(int bits) {
		this.bits = bits;
	}

	/** {@inheritDoc} */
	@Override
	public final boolean equals(Object other) {
		return (other != null) && (getClass() == other.getClass())
				&& bits == ((CstLiteral32) other).bits;
	}

	/** {@inheritDoc} */
	@Override
	public final int hashCode() {
		return bits;
	}

	/** {@inheritDoc} */
	@Override
	protected int compareTo0(Constant other) {
		int otherBits = ((CstLiteral32) other).bits;

		if (bits < otherBits) {
			return -1;
		} else if (bits > otherBits) {
			return 1;
		} else {
			return 0;
		}
	}

	/** {@inheritDoc} */
	@Override
	public final boolean isCategory2() {
		return false;
	}

	/** {@inheritDoc} */
	@Override
	public final boolean fitsInInt() {
		return true;
	}

	/** {@inheritDoc} */
	@Override
	public final int getIntBits() {
		return bits;
	}

	/** {@inheritDoc} */
	@Override
	public final long getLongBits() {
		return (long) bits;
	}
}
